Added support for IPv6 addresses in DNS.

src/ipv6_address.cpp

@@ -41,6 +41,10 @@ namespace Tins {
         std::fill(address, address + address_size, 0);
     }
     
+    IPv6Address::IPv6Address(const_iterator ptr) {
+        std::copy(ptr, ptr + address_size, address);
+    }
+    
     IPv6Address::IPv6Address(const std::string &addr) {
         if(inet_pton(AF_INET6, addr.c_str(), address) == 0)
             throw malformed_address();